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Finding the Fourth Proportional to 9,913.58, 14,859.02 and 4,062.95

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Solution

The fourth proportional to 9,913.58, 14,859.02 and 4,062.95 is: 6,089.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,913.58 : 14,859.02 = 4,062.95 : x
  2. Step 2: Convert to fraction form
    9,913.58/14,859.02 = 4,062.95/x
  3. Step 3: Cross multiply
    9,913.58x = 14,859.02 × 4,062.95
  4. Step 4: Simplify right side
    9,913.58x = 60,371,360.70
  5. Step 5: Solve for x
    x = 60,371,360.70/9,913.58
  6. Step 6: Final answer
    x = 6,089.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.